Read Sony DAV-DZ118K / HCD-DZ118K Service Manual online
58
HCD-DZ118K
MAIN BOARD IC1101 CXD9849R
(CD/DVD RF AMP, FOCUS/TRACKING ERROR AMP, DVD SYSTEM PROCESSOR, DIGITAL SERVO PROCESSOR)
(CD/DVD RF AMP, FOCUS/TRACKING ERROR AMP, DVD SYSTEM PROCESSOR, DIGITAL SERVO PROCESSOR)
Pin No.
Pin Name
I/O
Description
1
AGND
—
Ground terminal
2
DVDA
I
AC coupled input path A
3
DVDB
I
AC coupled input path B
4
DVDC
I
AC coupled input path C
5
DVDD
I
AC coupled input path D
6
DVDRFIP
I
AC coupled DVD RF signal input RFIP
7
DVDRFIN
I
AC coupled DVD RF signal input RFIN (not used)
8
NA
I
DC coupled main-beam RF signal input A
9
NB
I
DC coupled main-beam RF signal input B
10
MC
I
DC coupled main-beam RF signal input C
11
MD
I
DC coupled main-beam RF signal input D
12
SA
I
DC coupled sub-beam RF signal input A (not used)
13
SB
I
DC coupled sub-beam RF signal input B (not used)
14
SC
I
DC coupled sub-beam RF signal input C (not used)
15
SD
I
DC coupled sub-beam RF signal input D (not used)
16
CDFON
I
CD focusing error negative input (not used)
17
CDFOP
I
CD focusing error positive input (not used)
18
TNI
I
3 beam satellite PD signal negative input
19
TPI
I
3 beam satellite PD signal positive input
20
MDI1
I
Laser power PD monitor input
21
MDI2
I
Laser power PD monitor input
22
LDO2
O
Laser drive output
23
LDO1
O
Laser drive output
24
SVDD3
—
Power supply (RF+3.3V)
25
CSD
O
Central servo, positive main beam summing output (not used)
26
RFLVL
O
RFRP low pass, or Positive main beam summing output (not used)
27
SGND
—
Ground terminal
28
V2REFO
O
Reference voltage 2.8V
29
V2O
O
Reference voltage 2.0V
30
VREFO
O
Reference voltage 1.4V
31
FED
O
Focus error monitor output (not used)
32
TEO
O
Tracking error monitor output (not used)
33
TEZISLV
O
TE slicing level (not used)
34
OPOUT
O
Op amp output (not used)
35
OPIN
I
Op amp negative input (not used)
36
OPIN
I
Op amp positive input (not used)
37
DMO
O
Disk motor control output. PWM output
38
FMO
O
Feed motor control. PWM output
39
TROPENPWM
O
Tray PWM output/tray open output.
40
IOPMON
O
General PWM output
41
TRO
O
Tracking servo output
42
FOO
O
Focus servo output
43
DVSS
—
Ground terminal
44
NC
—
USB port DPLUS analog pin (not used)
45
NC
—
USB port DMINUS analog pin (not used)
46
DVDD3
—
Power supply (SW+3.3V)
47
SPFG
I
Motor hall sensor input
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